I have many service, such as UserService, OrderService, ProductServce and so on. I need to know if current user have logined when SL application call service. Because I want to protect the services. ...

WCF RIA time-out. I want to set the default value of timeout more than 60s. I know we can set this value in config file in WCF services. But I don't know how to exchang this value in WCF RIA. Thanks ...